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TownhouseResidential
$320,869$214 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $3,000 on Feb 8, 2021

13 S CASTLE ST

BALTIMORE, MD 21231
2.5
Baths
1,500 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
1,040 ft²
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$321K
$298K low$344K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$3,000 · Feb 8, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,239 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$265,633 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$251,467
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$279,800

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Townhouse
StyleThe architectural style of the home, such as ranch or colonial.Townhouse
CountyBALTIMORE CITY
Lot (acres)The size of the land the home sits on, from county records.0.02
ConstructionThe main material the home's frame and walls are built from.Brick
RoofThe main material covering the roof, such as asphalt shingle or tile.Builtup (layered Asphalt)
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 140 ft²

Transaction History(4)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Commodore John Rogers Elementary/Middle SchoolD+
Elementary · Grades PK–8 · 0.2 mi
H
Paul Laurence Dunbar High SchoolC
High · Grades 9–12 · 0.6 mi

District: Baltimore City Public Schools

Neighborhood · ZIP 21231These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.139
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.42

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.84%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.15,521
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.16,440 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$95,137
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$115,081
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.45 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.57%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

13 S Castle St measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 81% of homes in Baltimore city County
  • Costs more per square foot than 78% of homes in Baltimore city County
  • Bigger than 69% of homes in Baltimore city County
  • Has a smaller lot than 80% of homes in Baltimore city County
  • Older than 86% of homes in Baltimore city County

What homes are worth in Baltimore 21231

Each bar is how many homes fall in that price range. The marker is this home.

This home
$123K$830K

This home is worth more than 54% of homes in Baltimore 21231.

How it measures up in Baltimore 21231

The dot is this home. The mark in the middle is the typical home in Baltimore 21231.

Estimated value$320,869
CheaperTypical $306,565Pricier

Pricier than 54% of homes nearby

Price per ft²$214
CheaperTypical $205Pricier

Pricier than 56% of homes nearby

Living area1,500 ft²
SmallerTypical 1,500 ft²Bigger

Bigger than 50% of homes nearby

Lot size1,040 ft²
SmallerTypical 1,040 ft²Bigger

Bigger than 50% of homes nearby

Year built1900
OlderTypical 1903Newer

Newer than 50% of homes nearby

How 13 S Castle St ranks against every home in each area.
MeasureThis homeButcher's HillBaltimore 21231Baltimore city County
Estimated valuepricier than$320,86941% of homes54% of homes81% of homes
Price per ft²pricier than$21457% of homes56% of homes78% of homes
Living areabigger than1,500 ft²35% of homes50% of homes69% of homes
Lot sizebigger than1,040 ft²35% of homes50% of homes20% of homes
Year builtnewer than190030% of homes50% of homes14% of homes

About 13 S Castle St

How much is 13 S Castle St, Baltimore, MD worth?

The TopHap Estimate for 13 S Castle St, Baltimore, MD is $320,869 as of Sep 24, 2026. The likely range is $297,526 to $344,212. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 13 S Castle St, Baltimore, MD last sell?

13 S Castle St, Baltimore, MD last sold on Feb 8, 2021 for $3,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 13 S Castle St, Baltimore, MD?

13 S Castle St, Baltimore, MD has 2.5 bathrooms, 1,500 square feet of living space and a 0.02-acre lot.

When was 13 S Castle St, Baltimore, MD built?

13 S Castle St, Baltimore, MD was built in 1900, making it 126 years old. It is a townhouse home. The building has 2 stories.

What schools serve 13 S Castle St, Baltimore, MD?

13 S Castle St, Baltimore, MD is assigned to Commodore John Rogers Elementary/Middle School (elementary), rated D+; Paul Laurence Dunbar High School (high), rated C. All sit in Baltimore City Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 13 S Castle St, Baltimore, MD compare to other homes in Baltimore 21231?

Among the 5,558 homes in Baltimore 21231, it is worth more than 54% of them ($320,869 against a typical $306,565), its price per square foot is higher than 56% of them ($214 against a typical $205), it is bigger than 50% of them (1,500 ft² against a typical 1,500 ft²), its lot is bigger than 50% of them (1,040 ft² against a typical 1,040 ft²) and it is newer than 50% of them (1900 against a typical 1903). Measured against all of Baltimore city County, it is worth more than 81% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 13 S Castle St, Baltimore, MD?

The 2025 property tax bill for 13 S Castle St, Baltimore, MD was $6,239. The county assessed it at $265,633.

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